Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 33,182	$ 25,804
(Benefit) provision for loan losses	(2,829)	12,935
Depreciation and amortization of bank premises and equipment	2,122	2,238
Net gain on sale of loans		(144)
Net gain on sale of securities	(5,216)	(2,972)
Amortization of premium, net of accretion of discount	5,333	5,744
Net loss from fair value adjustments	1,520	621
OTTI charge recognized in earnings		1,419
Income from bank owned life insurance	(2,293)	(2,519)
Stock-based compensation expense	3,592	2,916
Deferred compensation	(2,245)	(410)
Amortization of core deposit intangibles		351
Excess tax benefit from stock-based payment arrangements	(757)	(339)
Deferred income tax provision	2,556	148
Decrease in prepaid FDIC assessment		3,287
Increase in other liabilities	5,563	8,266
Decrease (increase) in other assets	1,639	(782)
Net cash provided by operating activities	42,167	56,563
CASH FLOWS FROM INVESTING ACTIVITIES
Purchases of bank premises and equipment	(1,416)	(469)
Net (redemption) purchase of Federal Home Loan Bank of New York shares	249	(3,666)
Purchases of securities available for sale	(132,185)	(380,326)
Proceeds from sales and calls of securities available for sale	102,328	112,886
Proceeds from maturities and prepayments of securities available for sale	77,641	123,746
Net originations of loans	(199,615)	(201,627)
Purchases of loans	(23,777)	(452)
Proceeds from sale of real estate owned	2,292	3,408
Proceeds from sale of delinquent loans	7,332	25,217
Net cash used in investing activities	(167,151)	(321,283)
CASH FLOWS FROM FINANCING ACTIVITIES
Net increase in non-interest bearing deposits	15,876	24,872
Net increase in interest-bearing deposits	105,502	189,972
Net increase in mortgagors' escrow deposits	8,698	8,504
Net proceeds (repayments) from short-term borrowed funds	25,000	(43,000)
Proceeds from long-term borrowings	150,000	199,346
Repayment of long-term borrowings	(157,081)	(89,911)
Purchases of treasury stock	(13,805)	(14,064)
Excess tax benefit from stock-based payment arrangements	757	339
Proceeds from issuance of common stock upon exercise of stock options	512	312
Cash dividends paid	(13,461)	(11,747)
Net cash provided by financing activities	121,998	264,623
Net decrease in cash and cash equivalents	(2,986)	(97)
Cash and cash equivalents, beginning of period	33,485	40,425
Cash and cash equivalents, end of period	30,499	40,328
SUPPLEMENTAL CASH FLOW DISCLOSURE
Interest paid	42,374	40,944
Income taxes paid	18,184	11,996
Taxes paid if excess tax benefits were not tax deductible	18,941	12,335
Loans transferred to other real estate owned	5,749	4,543
Loans provided for the sale of other real estate owned	712	3,011
Loans held for investment transferred to loans held for sale	1,150	13,008
Loans held for sale transferred to loans held for investment		$ 2,214